Comparable stake leader
JANE STREET GROUP, LLC
Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0001692415.
Comparable stake leader
JANE STREET GROUP, LLC
Disclosed value leader
Orca Capital AG
Comparable rows
18/27
Latest evidence
28 May 2026
Ownership snapshot
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Quick read
18 of 27 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| JANE STREET GROUP, LLC |
13D/G
|
6.4%
|
$378,174
236,359 shares
|
$0 | 28 May 2026 |
| Orca Capital AG |
13D/G
|
3.7%
|
$818,338
2,248,182 shares
|
+$19,827 | 28 Oct 2025 |
| VANGUARD GROUP INC |
13D/G
The Vanguard Group
|
3.5%
|
$620,967
1,705,952 shares
|
$0 | 30 Sep 2025 |
| Private Advisory Group LLC |
13F
Company
|
1.1%
|
$76,980
41,387 shares
|
— | 31 Mar 2026 |
| UBS Group AG |
13F
Company
|
0.2%
|
$13,705
7,368 shares
|
— | 31 Mar 2026 |
| Smartleaf Asset Management LLC |
13F
Company
|
0%
|
$226
133 shares
|
— | 31 Mar 2026 |
| MORGAN STANLEY |
13F
Company
|
0%
|
$164
88 shares
|
— | 31 Mar 2026 |
| WELLS FARGO & COMPANY/MN |
13F
Company
|
0%
|
$151
81 shares
|
— | 31 Mar 2026 |
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
Forms 3/4/5 flow
Insider buy and sell flow is broadly balanced over the last 12 months. No Buy or Sell transactions have been reported since 03 Jun 2025.
| Window (months) | Buy shares | Sell shares | Buy value | Sell value | Net value |
|---|---|---|---|---|---|
| 0-3 | 0 | 0 | $0 | $0 | $0 |
| 3-6 | 0 | 0 | $0 | $0 | $0 |
| 6-9 | 0 | 0 | $0 | $0 | $0 |
| 9-12 | 0 | 0 | $0 | $0 | $0 |
Reporting owners
Showing 1-10 of 10 reporting-owner rows connected to Co-Diagnostics, Inc.. Open a relationship link for the CIK-to-CIK filing trail.
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| Ted Murphy | Director | $82,941 | Mixed | 13 Aug 2025 | ||
| Dwight H. Egan | Chief Executive Officer, Director | $51,961 | Median | 23 May 2026 | ||
| Brian L. Brown | Chief Financial Officer | $41,689 | Median | 23 May 2026 | ||
| Edward L. Murphy | Director | $20,648 | Median | 23 May 2026 | ||
| Richard S. Serbin | Director | $20,028 | Median | 23 May 2026 | ||
| Eugene Durenard | Director | $19,873 | Median | 27 May 2026 | ||
| James B. Nelson | Director | $19,873 | Median | 23 May 2026 | ||
| Richard David Abbott | President | $6,365 | Median | 23 May 2026 | ||
| Reed L. Benson | General Counsel | $3,994 | Mixed | 24 May 2021 | ||
| Brent Satterfield | Former Chief Science Officer | Mixed | 23 Feb 2021 |
Showing up to 300 recent insider transactions from the last 12 months.
| Insider | Symbol | Class | Transaction | % | SEC-reported value | SEC-reported price | Shares | Shares owned | Date | Ownership |
|---|---|---|---|---|---|---|---|---|---|---|
| Dwight H. Egan | CODX | Common Stock | Disposed to Issuer | -5.53% | -1,633 | 27,893 | 23 May 2026 | Direct | ||
| Dwight H. Egan | CODX | Common Stock | Award | 18.4% | 4,584 | 29,526 | 23 May 2026 | Direct | ||
| Dwight H. Egan | CODX | Restricted Stock Unit | Options Exercise | -33.3% | -4,584 | 9,166 | 23 May 2026 | Direct | ||
| Brian L. Brown | CODX | Common Stock | Disposed to Issuer | -5.69% | -1,350 | 22,379 | 23 May 2026 | Direct | ||
| Brian L. Brown | CODX | Common Stock | Award | 18.8% | 3,750 | 23,729 | 23 May 2026 | Direct | ||
| Brian L. Brown | CODX | Restricted Stock Unit | Options Exercise | -33.3% | -3,750 | 7,500 | 23 May 2026 | Direct | ||
| Richard David Abbott | CODX | Common Stock | Disposed to Issuer | -16.6% | -680 | 3,417 | 23 May 2026 | Direct | ||
| Richard David Abbott | CODX | Common Stock | Award | 85.6% | 1,890 | 4,097 | 23 May 2026 | Direct | ||
| Richard David Abbott | CODX | Restricted Stock Unit | Options Exercise | -19.3% | -1,890 | 7,903 | 23 May 2026 | Direct | ||
| Edward L. Murphy | CODX | Common Stock | Award | 18% | 1,695 | 11,084 | 23 May 2026 | Direct | ||
| Edward L. Murphy | CODX | Restricted Stock Unit | Options Exercise | -29.8% | -1,695 | 4,000 | 23 May 2026 | Direct | ||
| Richard S. Serbin | CODX | Common Stock | Award | 18.7% | 1,695 | 10,751 | 23 May 2026 | Direct | ||
| Richard S. Serbin | CODX | Restricted Stock Unit | Options Exercise | -29.8% | -1,695 | 4,000 | 23 May 2026 | Direct | ||
| Eugene Durenard | CODX | Common Stock | Award | 18.9% | 1,695 | 10,668 | 23 May 2026 | Direct | ||
| Eugene Durenard | CODX | Restricted Stock Unit | Options Exercise | -29.8% | -1,695 | 4,000 | 23 May 2026 | Direct | ||
| James B. Nelson | CODX | Common Stock | Award | 18.9% | 1,695 | 10,668 | 23 May 2026 | Direct | ||
| James B. Nelson | CODX | Restricted Stock Unit | Options Exercise | -29.8% | -1,695 | 4,000 | 23 May 2026 | Direct | ||
| Edward L. Murphy | CODX | Common Stock | Award | 25.6% | 57,499 | 281,666 | 23 Nov 2025 | Direct | ||
| Edward L. Murphy | CODX | Restricted Stock Unit | Options Exercise | -25.2% | -57,499 | 170,834 | 23 Nov 2025 | Direct | ||
| Brian L. Brown | CODX | Common Stock | Disposed to Issuer | -6.36% | -40,723 | 599,355 | 23 Nov 2025 | Direct | ||
| Brian L. Brown | CODX | Common Stock | Award | 26.5% | 134,167 | 640,078 | 23 Nov 2025 | Direct | ||
| Brian L. Brown | CODX | Restricted Stock Unit | Options Exercise | -28.4% | -134,167 | 337,500 | 23 Nov 2025 | Direct | ||
| Richard David Abbott | CODX | Common Stock | Disposed to Issuer | -20.6% | -17,200 | 66,202 | 23 Nov 2025 | Direct | ||
| Richard David Abbott | CODX | Common Stock | Award | 212% | 56,667 | 83,402 | 23 Nov 2025 | Direct | ||
| Richard David Abbott | CODX | Restricted Stock Unit | Options Exercise | -16.2% | -56,667 | 293,771 | 23 Nov 2025 | Direct | ||
| Dwight H. Egan | CODX | Common Stock | Disposed to Issuer | -6.21% | -49,575 | 748,252 | 23 Nov 2025 | Direct | ||
| Dwight H. Egan | CODX | Common Stock | Award | 25.7% | 163,333 | 797,827 | 23 Nov 2025 | Direct | ||
| Dwight H. Egan | CODX | Restricted Stock Unit | Options Exercise | -28.4% | -163,333 | 412,500 | 23 Nov 2025 | Direct | ||
| Richard S. Serbin | CODX | Common Stock | Award | 26.8% | 57,499 | 271,666 | 23 Nov 2025 | Direct | ||
| Richard S. Serbin | CODX | Restricted Stock Unit | Options Exercise | -25.2% | -57,499 | 170,834 | 23 Nov 2025 | Direct | ||
| Eugene Durenard | CODX | Common Stock | Award | 27.2% | 57,499 | 269,166 | 23 Nov 2025 | Direct | ||
| Eugene Durenard | CODX | Restricted Stock Unit | Options Exercise | -25.2% | -57,499 | 170,834 | 23 Nov 2025 | Direct | ||
| James B. Nelson | CODX | Common Stock | Award | 27.2% | 57,499 | 269,166 | 23 Nov 2025 | Direct | ||
| James B. Nelson | CODX | Restricted Stock Unit | Options Exercise | -25.2% | -57,499 | 170,834 | 23 Nov 2025 | Direct | ||
| Richard David Abbott | CODX | Restricted Stock Units | Award | 168.7% | 220,000 | 350,438 | 13 Aug 2025 | Direct | ||
| Brian L. Brown | CODX | Restricted Stock Units | Award | 91.2% | 225,000 | 471,667 | 13 Aug 2025 | Direct | ||
| Dwight H. Egan | CODX | Restricted Stock Units | Award | 91.4% | 275,000 | 575,833 | 13 Aug 2025 | Direct | ||
| Eugene Durenard | CODX | Restricted Stock Units | Award | 121% | 125,000 | 228,333 | 13 Aug 2025 | Direct | ||
| James B. Nelson | CODX | Restricted Stock Units | Award | 121% | 125,000 | 228,333 | 13 Aug 2025 | Direct | ||
| Richard S. Serbin | CODX | Restricted Stock Units | Award | 121% | 125,000 | 228,333 | 13 Aug 2025 | Direct | ||
| Ted Murphy | CODX | Restricted Stock Units | Award | 121% | 125,000 | 228,333 | 13 Aug 2025 | Direct |